Side by side
Oak & Oscar Batch Nº2vsHamilton Jazzmaster Auto Chrono
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Batch Nº238mm
Jazzmaster Auto Chrono42mm
Power Reserve
Batch Nº242h
Jazzmaster Auto Chrono60h
Water Resistance
Batch Nº2100m
Jazzmaster Auto Chrono100m
MSRP
Batch Nº2$1,775
Jazzmaster Auto Chrono$2,095
Full specifications
Case
7 specsCategory
Field
Chronograph
Diameter
38mm
42mm
Thickness
10.8mm
15.23mm
Lug-to-Lug
44.9mm
0mm
Lug Width
20mm
22mm
Material
316L Stainless Steel (navy ceramic coated)
Stainless Steel
Caseback
Solid screw-down
—
Crystal & Dial
5 specsCrystal Shape
Double-domed
—
AR Coating
Underside
—
Dial Color
Blue
Black
Indices
Applied
—
Lume
Super-LumiNova
None
Movement
5 specsCaliber
Modified ETA 2892A2
H-21
Beat Rate
4 vph
0 vph
Power Reserve
42h
60h
Jewels
21
0
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$1,775
$2,095
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